From owner-freebsd-stable Wed May 31 19:20:22 2000 Delivered-To: freebsd-stable@freebsd.org Received: from point.osg.gov.bc.ca (point.osg.gov.bc.ca [142.32.102.44]) by hub.freebsd.org (Postfix) with ESMTP id 1933037B9CE for ; Wed, 31 May 2000 19:20:19 -0700 (PDT) (envelope-from Cy.Schubert@uumail.gov.bc.ca) Received: (from daemon@localhost) by point.osg.gov.bc.ca (8.8.7/8.8.8) id TAA28665; Wed, 31 May 2000 19:20:10 -0700 Received: from passer.osg.gov.bc.ca(142.32.110.29) via SMTP by point.osg.gov.bc.ca, id smtpda28656; Wed May 31 19:19:50 2000 Received: (from uucp@localhost) by passer.osg.gov.bc.ca (8.9.3/8.9.1) id TAA03382; Wed, 31 May 2000 19:19:50 -0700 (PDT) Received: from cwsys9.cwsent.com(10.2.2.1), claiming to be "cwsys.cwsent.com" via SMTP by passer9.cwsent.com, id smtpdEk3380; Wed May 31 19:19:16 2000 Received: (from uucp@localhost) by cwsys.cwsent.com (8.10.1/8.9.1) id e512JFA04569; Wed, 31 May 2000 19:19:15 -0700 (PDT) Message-Id: <200006010219.e512JFA04569@cwsys.cwsent.com> Received: from localhost.cwsent.com(127.0.0.1), claiming to be "cwsys" via SMTP by localhost.cwsent.com, id smtpdhX4560; Wed May 31 19:19:03 2000 X-Mailer: exmh version 2.1.1 10/15/1999 Reply-To: Cy Schubert - ITSD Open Systems Group From: Cy Schubert - ITSD Open Systems Group X-OS: FreeBSD 4.0-STABLE X-Sender: cy To: Ron Rosson Cc: freebsd-stable@FreeBSD.ORG Subject: Re: Logging for ipfilter under 3.4-STABLE April Build In-reply-to: Your message of "Wed, 31 May 2000 07:22:42 PDT." <20000531072242.A16064@lunatic.oneinsane.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Wed, 31 May 2000 19:19:02 -0700 Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In message <20000531072242.A16064@lunatic.oneinsane.net>, "Ron 'The InSaNe One' Rosson" writes: > Sorry for not mentioning that this is the ipfilter that was in the 3.4-STABLE > branch in April. Here is how I start ipfilter and ipmon from my startup scrip > t > located in /usr/local/etc/rc.d > > ## IPFilter > /sbin/ipf -Fa -f /etc/ipf.conf > /usr/sbin/ipmon -sn The -n option is a bad idea. There is a possibility that an attacker could notice that for every blocked packet a DNS request is sent out by the firewall. Remove the -n option and your firewall becomes stealthier. Instead, use plog, from http://www.antibozo.net/ogata/webtools/plog.txt or http://pobox.com/~ogata/webtools/plog.txt. Regards, Phone: (250)387-8437 Cy Schubert Fax: (250)387-5766 Team Leader, Sun/DEC Team Internet: Cy.Schubert@osg.gov.bc.ca Open Systems Group, ITSD, ISTA Province of BC To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message